Shiftfast Automotive & Performance

Shiftfast Automotive & Performance Specializing in GM LS/LT based platforms including all types of LS/LT motor swaps. contact us today!
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Subaru performance modifications, Ford Tuning including Ecoboost, full engine builds. Shiftfast Automotive & Performance has one basic goal, customer service! We here at Shiftfast feel that many of the local performance shops nowadays lack or forget that the customer comes first, period. Our approach to this is simple, an open line of communication. We strive to provide consistent updates on the

progress of a customers vehicle while in our shop. You will have piece of mind at all times knowing exactly what's happening to your vehicle while in our hands, we will never give you run-a-round or make you feel uncomfortable. We will treat your vehicle as if it is one of our own using only top quality OEM & high-end aftermarket parts, our techs will take great care when working on a customers vehicle and ensure that the job is done right the first time!

2018 Toyota Tundra in for Stainless Works long Tubes, S&B cold air intake, then had our friends at The Muffler Shop of R...
09/02/2026

2018 Toyota Tundra in for Stainless Works long Tubes, S&B cold air intake, then had our friends at The Muffler Shop of Rock Hill do a full custom exhaust. finished off with custom tuning with HP Tuners picking 32whp!!!


&bfilters

2020 zl1 Silverado in for Dod delete and Btr Truck Norris cam package wrapped up and gained almost 63 whp over stock. Al...
08/26/2026

2020 zl1 Silverado in for Dod delete and Btr Truck Norris cam package wrapped up and gained almost 63 whp over stock. All done in-house and ready to roll!! Dropped off on and Monday and pick up Wednesday!!

Mopar Monday, wrapped up the header install on this 2014 ram,dialed in the dyno along with tuning this 2010 Challenger, ...
08/24/2026

Mopar Monday, wrapped up the header install on this 2014 ram,dialed in the dyno along with tuning this 2010 Challenger, both ready to roll!!

Another fox body in for an upper and lower intake manifold install. Slappped an Amp PNP ecu along with wideband for clos...
08/23/2026

Another fox body in for an upper and lower intake manifold install. Slappped an Amp PNP ecu along with wideband for closed loop fueling corrections and this car runs perfect after being dialed in our dynocom 8000 series dyno. Great cruiser!!!

08/12/2026

These meta glasses are fun!! Here is a 2017 Denali that came in for a btr stage 2 cam package along with tuning. The gentalmen drove up 9 hours for us to get this taken care of for him. Started Monday morning and ready for pick up. man I am proud of our team. They keeps these cars rolling!!

From start to finish on this 2019 Camaro that came in after being money shifted, upgraded rods and pistons along with a ...
08/07/2026

From start to finish on this 2019 Camaro that came in after being money shifted, upgraded rods and pistons along with a btr cam, I expect to see around 530 whp once break in is completed!!

This R/T in for tuning making a smith 380whp with a TSP stage 2 cam package. It’s ready to roll!!
08/07/2026

This R/T in for tuning making a smith 380whp with a TSP stage 2 cam package. It’s ready to roll!!

STI in for blown head gaskets, in on Friday ready for pick up the following Thursday, heads surfaced, tested, new timing...
08/06/2026

STI in for blown head gaskets, in on Friday ready for pick up the following Thursday, heads surfaced, tested, new timing kit, cleaned and ready to go!!

BTR Truck Norris Cam package wrapped up on this 2015 Silverado after a lifter failure!!! Came in on a Monday leaving on ...
08/05/2026

BTR Truck Norris Cam package wrapped up on this 2015 Silverado after a lifter failure!!! Came in on a Monday leaving on Wednesday!!! Don’t over pay hit us up today to get rid of these afm lifters and avoid issues!!

Address

1140 East Black Street
Rock Hill, SC
29730

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

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